问题:
[单选题]
运输粮食的成本很高:大体上,它等于运输粮食的价格,在某些地方,运输费用超过粮食价格。()
A
The cost of moving grain is high: on average, it is equal to the price of the grain transported, and in some places transportation charges exceed the price of the grain.
B
The cost of shipping grain is high: on average, it is equal to the price of the grain transported, and in some places it exceeds that price.